We have 3 refinery here my Sister In law worked at one. Frei d worked at another and a club member and friend worked at a,plant tgat made the stuff they put in it to make it what it is.
When you come down to it the gas is like making a post of soup.
It is a base. Then things are,added to it to clean. Anti knock. Etc. And of course the final octane it ends up being.
All our gas has alky in it by law 1 percent.
All the gas,we have mostly comes from one place. I get 89 for the drivers. And 110 race with lead for every thing else.
I keep 3 barrels with Stabil in it sealed for the generator.
I normaly give it a,shelf life and ri
In it in the driver. I did have some I forgitg about that was 5 years old. It was fine in the metal barrel and worked great in the cars and lawn equipment. Could not even tell. I did have one tgat was 3.years old and it was also just as good like that day I bought it.